/*-------------------------------------------------------------------------
 *
 * tzparser.h
 *      Timezone offset file parsing definitions.
 *
 * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/utils/tzparser.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef TZPARSER_H
#define TZPARSER_H

#include "utils/datetime.h"

/*
 * The result of parsing a timezone configuration file is an array of
 * these structs, in order by abbrev.  We export this because datetime.c
 * needs it.
 */
typedef struct tzEntry
{
    /* the actual data */
    char       *abbrev;            /* TZ abbreviation (downcased) */
    char       *zone;            /* zone name if dynamic abbrev, else NULL */
    /* for a dynamic abbreviation, offset/is_dst are not used */
    int            offset;            /* offset in seconds from UTC */
    bool        is_dst;            /* true if a DST abbreviation */
    /* source information (for error messages) */
    int            lineno;
    const char *filename;
} tzEntry;


extern TimeZoneAbbrevTable *load_tzoffsets(const char *filename);

#endif                            /* TZPARSER_H */
